using Godot;
using System;
using System.Collections.Generic;

public partial class CodingWindow : PanelContainer
{
	[Export] VBoxContainer codeBlocks;
	[Export] VBoxContainer editorWindow;
	public Dictionary<ProgramNode, PackedScene> DSLNodes;
	Robot robot;
	

	// Called when the node enters the scene tree for the first time.
	public override void _Ready()
	{
		DSLNodes = ResourceLoader.LoadDSLNodes();
		GenerateCodingBlocks();
	}

	// Called every frame. 'delta' is the elapsed time since the previous frame.
	public override void _Process(double delta)
	{
		
	}

	public void ShowWindow(Robot robot)
	{
		Visible = true;
		this.robot = robot;
	}

	//Move, Harvest, Craft
	public void GenerateCodingBlocks()
	{
		NodeDisplay nodeDisplay;
		foreach (ProgramNode node in DSLNodes.Keys)
		{
			nodeDisplay = DSLNodes[node].Instantiate<NodeDisplay>();
			nodeDisplay.node = node;
			codeBlocks.AddChild(nodeDisplay);
			nodeDisplay.ShowListDisplay();
			nodeDisplay.listDisplay.Pressed += () =>
			{
				NodeDisplay editorDisplay = DSLNodes[node].Instantiate<NodeDisplay>();
				editorDisplay.node = node;
				editorWindow.AddChild(editorDisplay);
				editorDisplay.ShowEditorDisplay();
			};
		}
	}

	public void ClearWindow()
	{
		foreach (Node node in editorWindow.GetChildren())
		{
			editorWindow.RemoveChild(node);
			node.QueueFree();
		}
	}

	public void CompileProgram()
	{
		List<ProgramNode> nodes = new List<ProgramNode>();

		for (int i = 0; i < editorWindow.GetChildCount(); i++)
		{
			editorWindow.GetChild<NodeDisplay>(i).node.ReadParameters(editorWindow.GetChild<NodeDisplay>(i));
			nodes.Add(editorWindow.GetChild<NodeDisplay>(i).node.Duplicate());
			if (i != 0)
			{
				nodes[i-1].nextNode = nodes[i];
			}
		}

		if(nodes.Count > 0) robot.SetupExecution(nodes);
	}
}